Drinking straw



FIG. 1 is a front perspective view of a first embodiment of a drinking straw;

FIG. 2 is a front perspective view of a bottom portion thereof;

FIG. 3 is a front perspective view of a top portion thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a left side view thereof;

FIG. 8 is a top view thereof;

FIG. 9 is a bottom view thereof;

FIG. 10 is a front perspective view of a second embodiment of a drinking straw;

FIG. 11 is a front perspective view of a bottom portion thereof;

FIG. 12 is a front perspective view of a top portion thereof;

FIG. 13 is a front view thereof;

FIG. 14 is a rear view thereof;

FIG. 15 is a right side view thereof;

FIG. 16 is a left side view thereof;

FIG. 17 is a top view thereof;

FIG. 18 is a bottom view thereof;

FIG. 19 is a front perspective view of a third embodiment of a drinking straw;

FIG. 20 is a front perspective view of a bottom portion thereof;

FIG. 21 is a front perspective view of a top portion thereof;

FIG. 22 is a front view thereof;

FIG. 23 is a rear view thereof;

FIG. 24 is a right side view thereof;

FIG. 25 is a left side view thereof;

FIG. 26 is a top view thereof; and,

FIG. 27 is a bottom view thereof.

The broken line showing is for the purpose of illustrating portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for a drinking straw, as shown and described. 